
质量标准: 国家药品监督管理局 Quality standard: S.D.A. of China
WS-10001-(HD-0226)-2002 WS-10001-(HD-0226)-2002
性状:黄色、黄绿色或浅棕黄色粉末 Characters: A yellow green-yellow or light brown powder
其他羟乙基衍生物:峰面积之和≤20% Other ramifications: Sum of Peak Area≤20%
PH值:5.0 ~ 7.0 PH: 5.0 ~ 7.0
水分:≤ 4.0% Water: ≤ 4.0%
灼烧残渣:≤ 2.5% Residue on ignition: ≤ 2.5%
重金属:≤ 20ppm Heavy Metals: ≤ 20ppm
含量:≥80% Assay: ≥80%